Bou, 27, joins the Xolos from Racing Club in his native Argentina. The striker has also suited up for River Plate, Club Olimpia, Liga de Quito, and Gimnasia y Esgrima. He won the Clausura 2008 title with River Plate, the 2011-2012 Primera B title with River Plate, and the 2014 Primera División title with Racing Club, where he scored 45 goals in 100 games.

Donatti, 31, joins Tijuana from Flamengo in Brazil, where he won the 2017 Campeonato Carioca. The Argentinian defender previously played for 9 de Julio, Club Tiro Federal, Libertad de Sunchales, Boca Unidos, Tigre, and Rosario Central. Despite playing defense, Donatti has amassed 31 goals in his career.